3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = new \Cat\test2(); namespace Dog\Bark { class test { public function __construct() { echo "Dog Bark Test"; } } } namespace Cat { use Dog\Bark; class test2 { public function __construct() { new Bark\test(); } } }

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
5.4.320.0060.03512.46
5.4.310.0050.04512.46
5.4.300.0070.03912.47
5.4.290.0060.03712.47
5.4.280.0080.03812.36
5.4.270.0080.03812.36
5.4.260.0090.03912.36
5.4.250.0050.04212.36
5.4.240.0040.03712.36
5.4.230.0040.03912.36
5.4.220.0050.03712.35
5.4.210.0060.03512.36
5.4.200.0060.03612.36
5.4.190.0070.03512.35
5.4.180.0060.03512.35
5.4.170.0060.03412.36
5.4.160.0070.03912.36
5.4.150.0080.03712.36
5.4.140.0070.03912.04
5.4.130.0050.03512.03
5.4.120.0040.03711.98
5.4.110.0040.04211.98
5.4.100.0030.03711.98
5.4.90.0070.04111.98
5.4.80.0060.03611.97
5.4.70.0060.03311.97
5.4.60.0050.03911.97
5.4.50.0070.03211.98
5.4.40.0040.03511.96
5.4.30.0050.03511.95
5.4.20.0070.03211.96
5.4.10.0030.03611.96
5.4.00.0030.03711.45
5.3.290.0060.03812.80
5.3.280.0050.03612.71
5.3.270.0100.04012.72
5.3.260.0040.04212.72
5.3.250.0050.04512.71
5.3.240.0080.03812.72
5.3.230.0050.04812.70
5.3.220.0060.03612.68
5.3.210.0070.03812.68
5.3.200.0050.03612.68
5.3.190.0060.03812.68
5.3.180.0060.03812.67
5.3.170.0050.04012.67
5.3.160.0090.03712.67
5.3.150.0020.03912.68
5.3.140.0050.04212.66
5.3.130.0080.04012.66
5.3.120.0060.03712.66
5.3.110.0070.03712.66
5.3.100.0010.04012.12
5.3.90.0080.03312.09
5.3.80.0040.03712.07
5.3.70.0040.03512.07
5.3.60.0050.03612.07
5.3.50.0050.03612.00
5.3.40.0070.03412.00
5.3.30.0060.03411.96
5.3.20.0040.03511.73
5.3.10.0070.03911.70
5.3.00.0080.03911.69
5.2.170.0050.0339.18
5.2.160.0020.0319.18
5.2.150.0030.0379.18
5.2.140.0050.0329.18
5.2.130.0030.0309.14
5.2.120.0020.0309.14
5.2.110.0060.0279.14
5.2.100.0030.0299.14
5.2.90.0040.0289.14
5.2.80.0050.0319.13
5.2.70.0030.0389.14
5.2.60.0060.0309.09
5.2.50.0060.0279.06
5.2.40.0050.0279.04
5.2.30.0020.0319.01
5.2.20.0100.0319.00
5.2.10.0070.0278.93
5.2.00.0060.0288.79
5.1.60.0030.0268.06
5.1.50.0030.0288.06
5.1.40.0030.0298.05
5.1.30.0060.0298.40
5.1.20.0020.0288.42
5.1.10.0040.0258.14
5.1.00.0050.0278.14
5.0.50.0030.0226.63
5.0.40.0060.0226.48
5.0.30.0060.0316.29
5.0.20.0050.0186.27
5.0.10.0040.0186.24
5.0.00.0030.0306.23
4.4.90.0020.0164.77
4.4.80.0020.0184.75
4.4.70.0060.0114.75
4.4.60.0010.0164.75
4.4.50.0020.0154.77
4.4.40.0030.0244.71
4.4.30.0040.0174.76
4.4.20.0030.0214.84
4.4.10.0020.0204.85
4.4.00.0030.0264.76
4.3.110.0020.0164.67
4.3.100.0010.0164.66
4.3.90.0010.0164.63
4.3.80.0030.0244.58
4.3.70.0040.0134.63
4.3.60.0010.0164.63
4.3.50.0010.0174.63
4.3.40.0030.0234.54
4.3.30.0010.0183.28
4.3.20.0030.0183.26
4.3.10.0040.0133.22
4.3.00.0000.0237.11

preferences:
142.93 ms | 1394 KiB | 7 Q